package day02;
//类详间转换的演示
public class DataTypeCastDemo {
    public static void main(String[] args) {
       /*
        int a = 5;
        long b = a;
        int c = (int)b;

        long d = 5;
        double e = 5;
        System.out.println(e);

        long f = 10000000000L;
        int g = (int)f;
        System.out.println(g);
        double h  = 25.987;
        int i = (int)h;
        System.out.println(i);

        */
        //两点规则
        byte b1 = 5;
        byte b2 = 6;
        byte b3 = (byte)(b1+b2);

        System.out.println(2+2);
        System.out.println(2+'2');
        System.out.println('2'+'2');
        System.out.println('2');

        int m  = 'a';
        System.out.println(m);
        char n = 97;
        System.out.println(n);





    }
}
